1271295

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 40

約数和(自身を含む): 2363856

約数和(自身を除く): 1092561

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 73, 81, 129, 135, 215, 219, 365, 387, 405, 645, 657, 1095, 1161, 1935, 1971, 3139, 3285, 3483, 5805, 5913, 9417, 9855, 15695, 17415, 28251, 29565, 47085, 84753, 141255, 254259, 423765, 1271295]

約数ペア:

[(1, 1271295), (3, 423765), (5, 254259), (9, 141255), (15, 84753), (27, 47085), (43, 29565), (45, 28251), (73, 17415), (81, 15695), (129, 9855), (135, 9417), (215, 5913), (219, 5805), (365, 3483), (387, 3285), (405, 3139), (645, 1971), (657, 1935), (1095, 1161)]